Home / 23,020.61-34,530.80-6,380.58

Finding the Fourth Proportional to 23,020.61, 34,530.80 and 6,380.58

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Solution

The fourth proportional to 23,020.61, 34,530.80 and 6,380.58 is: 9,570.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,020.61 : 34,530.80 = 6,380.58 : x
  2. Step 2: Convert to fraction form
    23,020.61/34,530.80 = 6,380.58/x
  3. Step 3: Cross multiply
    23,020.61x = 34,530.80 × 6,380.58
  4. Step 4: Simplify right side
    23,020.61x = 220,326,499.96
  5. Step 5: Solve for x
    x = 220,326,499.96/23,020.61
  6. Step 6: Final answer
    x = 9,570.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.